Finding the Fourth Proportional to 2,741.86, 4,111.90 and 892.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,741.86 : 4,111.90 = 892.49 : x
2. Step 2: Convert to fraction form
   2,741.86/4,111.90 = 892.49/x
3. Step 3: Cross multiply
   2,741.86x = 4,111.90 × 892.49
4. Step 4: Simplify right side
   2,741.86x = 3,669,806.84
5. Step 5: Solve for x
   x = 3,669,806.84/2,741.86
6. Step 6: Final answer
   x = 1,338.44